निम्न अभिक्रियाओं में उपचयित तथा उपचयित पदार्थो की पहचान कीजिए ।
(i) `4Na(s) +O_(2)(g) to 2Na_(2)O(s) `
`(ii) CuO(s) +H_(2)(g) to Cu(s)+H_(2) O(l)`

Identify the substance oxidised and substance reduced in the following reactions : (i) ZnO(s) + C(s) to Zn(s) + CO(g) (ii) 2Na(s) + O_(2)(g) to 2Na_(2)O(s) (iii) CuO (s) + H_(2)(g) to Cu(s) + H_(2)O(l) .

Identify the substances that are oxidised and the substances that are reduced in the following reactions. (i) 4Na(s)+O_(2)(g) to 2Na_(2)O(s) (ii) CuO(s)+H_(2)(g) to Cu(s)+H_(2)O(I)

Identify the substances that are oxidised and the substances that are reduced in the following reactions. (i) 4Na(s) + O_2(g) to 2Na_2O(s) (ii) CuO(s) + H_2(g) to Cu(s) + H_2O(l)

Justify the given reaction is redox reaction CuO (s) + H_2 (g) toCu (s) +H_2O (g)

Complete the following reactions: (i) CaO(s)+H_(2)O(l)to Na_(2)O(s)+H_(2)O(l)to

Justify the following reactions are redox reactions : CuO(s)+H_(2)(g)toCu(s)+H_(2)O(g)

Identify oxidant in reaction given below : CuO(s)+ H_(2)(g) rarr Cu(s)+H_(2)O(g)

Justify that the following reactions are redox reactions : CuO(s)+H_(2)(g)toCu(s)+H_(2)O(g)

Identify the substances that are oxidised and the substances that are reduced in the following reactions. (i) 4Na(s)+O_(2)(g)rarr2NaO(s) (ii) CuO(g) +H_(2)(g) rarr Cu(s) +H_(2)O(l)